HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Missouri

$64+ Cheap flights from Kentucky to Missouri

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — STL
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kentucky to Missouri with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Kentucky to Missouri

Cheapest flights from Kentucky to Missouri
Explore the most affordable flight options available from Kentucky to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Southern / Mokulele deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/152:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Thu 12/189:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 12/10$172
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:15 amCVG - MCI
1 stop9h 22mFrontier
Mon 1/511:38 amMCI - CVG
1 stop5h 36mFrontier
Deal found 12/10$187
This Expedia deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1611:57 amCVG - STL
1 stop11h 36mFrontier
Thu 12/184:27 pmSTL - CVG
1 stop17h 25mFrontier
Deal found 12/9$187
This Trip.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Fri 12/269:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 12/10$208
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/122:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Sat 12/139:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 12/10$224
This Expedia deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:10 amCVG - STL
1 stop28h 52mFrontier
Wed 12/314:27 pmSTL - CVG
1 stop7h 39mFrontier
Deal found 12/9$232
This Expedia deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:57 amCVG - STL
1 stop11h 36mFrontier
Fri 12/199:07 amSTL - CVG
1 stop11h 55mFrontier
Deal found 12/11$238
This Delta deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:51 pmCVG - MCI
1 stop7h 14mDelta
Wed 12/315:42 pmMCI - CVG
1 stop4h 15mDelta
Deal found 12/9$255
This Expedia deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/149:49 amCVG - STL
1 stop13h 44mFrontier
Fri 12/199:07 amSTL - CVG
1 stop11h 55mFrontier
Deal found 12/10$272
This American Airlines deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:15 amBNA - SGF
1 stop4h 42mAmerican Airlines
Tue 12/236:25 pmSGF - BNA
1 stop5h 13mAmerican Airlines
Deal found 12/8$279
This Kiwi.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:10 amBNA - MCI
1 stop11h 00mSpirit Airlines
Wed 12/316:15 pmMCI - BNA
1 stop15h 54mSpirit Airlines
Deal found 12/9$281
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/248:38 pmBNA - MCI
1 stop20h 32mSpirit Airlines
Tue 12/306:15 pmMCI - BNA
1 stop25h 28mSpirit Airlines
Deal found 12/10$284

Find flight deals from Kentucky to Missouri

Keep the following information in mind while searching for Kentucky to Missouri flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$128
(Expedia)

One-way from

$64
(Priceline)

Popular in

May

Cheapest in

August

Average price

$249
Provider with most accurate pricing for Louisville Intl-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Lambert-St Louis flights.
Search Deals
From Kentucky to Missouri
Search Deals
One-way flight from Kentucky to Missouri
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Kentucky to Missouri that are best for you.

Fly from

Kentucky

Fly to

Missouri

Route

Depart

Return

Price

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Thu 1/22

5:39 pm-11:33 pm

1 stop6h 54m

Lambert-St Louis

Fri 1/23

11:18 am-11:26 pm

1 stop11h 08m

$128

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Fri 1/30

9:25 am-2:49 pm

1 stop5h 24m

Lambert-St Louis

Sun 2/1

7:10 am-12:03 pm

1 stop4h 53m

$133

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Fri 1/30

9:25 am-2:49 pm

1 stop5h 24m

Lambert-St Louis

Sat 1/31

7:10 am-12:23 pm

1 stop5h 13m

$133

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Wed 1/7

5:23 pm-10:33 pm

1 stop29h 10m

Lambert-St Louis

Wed 1/14

3:43 pm-6:32 pm

1 stop26h 49m

$156

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Tue 1/13

9:25 am-6:51 am

2 stops21h 26m

Lambert-St Louis

Sat 1/17

3:43 pm-6:32 pm

1 stop26h 49m

$166

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Thu 1/8

9:05 pm-7:50 am

1 stop11h 45m

Lambert-St Louis

Sat 1/10

7:43 pm-1:13 pm

1 stop16h 30m

$170

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 1/22

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Mon 1/26

9:50 am-1:48 pm

1 stop3h 58m

$172

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Sat 1/17

2:27 pm-10:34 pm

1 stop9h 07m

Lambert-St Louis

Sat 1/24

12:12 pm-10:20 pm

1 stop9h 08m

$181

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Tue 1/13

5:20 pm-6:45 pm

Nonstop1h 25m

Lambert-St Louis

Wed 1/14

8:20 am-1:20 pm

1 stop5h 00m

$195

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Wed 1/28

8:15 am-2:10 pm

1 stop5h 55m

Lambert-St Louis

Wed 1/28

5:50 pm-7:00 pm

Nonstop1h 10m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Kentucky to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Kentucky with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kentucky to Missouri

What is the cheapest month to book a flight from Kentucky to Missouri?

Currently, August is the cheapest month in which you can book a flight from Kentucky to Missouri (average of $164). Flying from Kentucky to Missouri in February is currently the most expensive (average of $234). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KY to MO?

Find hourly flight availability from Kentucky to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s optimal to fly from Kentucky to Missouri at noon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Kentucky to Missouri?

Use this chart to determine the cheapest time to fly round-trip from Kentucky to Missouri. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kentucky to Missouri flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated December 12, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Kentucky to Missouri have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kentucky to Missouri?

    A quick flight from Kentucky to Missouri can take about 4h 01m. Frontier provides one of the quickest options available for as low as $172. The distance from Kentucky to Missouri is about 272 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Kentucky to Missouri that include hotel bookings?

    Yes. In addition to deals on Kentucky to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kentucky to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kentucky to Missouri.

  • Can I find deals for business class flights from Kentucky to Missouri?

    Yes. Cheapflights offers flight deals from Kentucky to Missouri by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kentucky to Missouri?

    Currently, August is the cheapest month in which you can book a flight from Kentucky to Missouri (average of $164). Flying from Kentucky to Missouri in February is currently the most expensive (average of $234). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kentucky to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Fort Lauderdale flights
Newark to Miami flights
John F Kennedy Intl to Miami flights
John F Kennedy Intl to Fort Lauderdale flights
LaGuardia to Fort Lauderdale flights
LaGuardia to Miami flights
John F Kennedy Intl to Orlando flights
Los Angeles to John F Kennedy Intl flights
Dallas/Fort Worth to John F Kennedy Intl flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to Dallas/Fort Worth flights
Newark to Orlando flights
Newark to West Palm Beach flights
John F Kennedy Intl to Los Angeles flights
LaGuardia to Dallas/Fort Worth flights
Dallas/Fort Worth to LaGuardia flights
LaGuardia to Orlando flights
Newark to Los Angeles flights
Newark to Las Vegas flights
Los Angeles to Newark flights
Newark to Dallas/Fort Worth flights
Dallas/Fort Worth to Las Vegas flights
O'Hare Intl to Las Vegas flights
John F Kennedy Intl to West Palm Beach flights
O'Hare Intl to Los Angeles flights
Miami to John F Kennedy Intl flights
Boston to Fort Lauderdale flights
Dallas/Fort Worth to Newark flights
Atlanta to John F Kennedy Intl flights
Seattle to Los Angeles flights
Seattle to Las Vegas flights
Dallas/Fort Worth to Orlando flights
Los Angeles to Dallas/Fort Worth flights
John F Kennedy Intl to San Francisco flights
Minneapolis to Sky Harbor Intl flights
San Francisco to John F Kennedy Intl flights
Dulles Intl to Miami flights
O'Hare Intl to John F Kennedy Intl flights
Fort Lauderdale to John F Kennedy Intl flights
Los Angeles to Seattle flights
O'Hare Intl to Dallas/Fort Worth flights
LaGuardia to Atlanta flights
LaGuardia to Hobby flights
John F Kennedy Intl to Atlanta flights
O'Hare Intl to Sky Harbor Intl flights
Reagan-National to Miami flights
Dallas/Fort Worth to Los Angeles flights
San Francisco to Las Vegas flights
Atlanta to LaGuardia flights
Newark to Hobby flights

Top 4 airlines flying from Kentucky to Missouri

Discover the top 4 airlines that operate flights from Kentucky to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$152Average$327FlexibilityNo cancel feeOn-time71%
DeltaCheapest$196Average$368FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$226Average$398FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$248Average$529FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.